Re: [PATCH v6 04/12] x86/smpboot.c: Don't offline CPU0 if any irqcan not be migrated out of it and remove CPU0 check in smp_callin()

[Ingo Molnar]

* Tony Luck <tony.luck@xxxxxxxxx> wrote:

> Biggest code impact of that is the extra code to bring cpu0 
> back online using NMI instead of INIT. We can't use INIT 
> because if cpu0 gets one, it just resets the whole machine :-( 
> But obviously we'd like to avoid special cases where there is 
> a sane way to do so.

Could we just standardize on NMI bringup during regular bootup?

Thanks,

	Ingo
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